Base | Representation |
---|---|
bin | 1101110100100011… |
… | …10110011110011101 |
3 | 201011010102200020112 |
4 | 12322101312132131 |
5 | 110144033142203 |
6 | 3224144455405 |
7 | 351610510355 |
oct | 67221663635 |
9 | 21133380215 |
10 | 7420209053 |
11 | 3168572984 |
12 | 153101a565 |
13 | 9133a1b5a |
14 | 5056a1b65 |
15 | 2d66706d8 |
hex | 1ba47679d |
7420209053 has 2 divisors, whose sum is σ = 7420209054. Its totient is φ = 7420209052.
The previous prime is 7420209019. The next prime is 7420209059. The reversal of 7420209053 is 3509020247.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5720955769 + 1699253284 = 75637^2 + 41222^2 .
It is a cyclic number.
It is not a de Polignac number, because 7420209053 - 218 = 7419946909 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (7420209059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3710104526 + 3710104527.
It is an arithmetic number, because the mean of its divisors is an integer number (3710104527).
Almost surely, 27420209053 is an apocalyptic number.
It is an amenable number.
7420209053 is a deficient number, since it is larger than the sum of its proper divisors (1).
7420209053 is an equidigital number, since it uses as much as digits as its factorization.
7420209053 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15120, while the sum is 32.
The square root of 7420209053 is about 86140.6353180658. The cubic root of 7420209053 is about 1950.4674796805.
The spelling of 7420209053 in words is "seven billion, four hundred twenty million, two hundred nine thousand, fifty-three".
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